Home / 287,763,035,230.08-397,097,256,093.12-157,526,695,451.44

Finding the Fourth Proportional to 287,763,035,230.08, 397,097,256,093.12 and 157,526,695,451.44

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Solution

The fourth proportional to 287,763,035,230.08, 397,097,256,093.12 and 157,526,695,451.44 is: 217,378,227,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    287,763,035,230.08 : 397,097,256,093.12 = 157,526,695,451.44 : x
  2. Step 2: Convert to fraction form
    287,763,035,230.08/397,097,256,093.12 = 157,526,695,451.44/x
  3. Step 3: Cross multiply
    287,763,035,230.08x = 397,097,256,093.12 × 157,526,695,451.44
  4. Step 4: Simplify right side
    287,763,035,230.08x = 62,553,418,525,183,393,660,928
  5. Step 5: Solve for x
    x = 62,553,418,525,183,393,660,928/287,763,035,230.08
  6. Step 6: Final answer
    x = 217,378,227,454.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.